Finding the Fourth Proportional to 558,085.74, 837,109.84 and 242,542.68
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Solution
The fourth proportional to 558,085.74, 837,109.84 and 242,542.68 is: 363,805.86
Step by Step Solution
- Step 1: Write the proportion equation
558,085.74 : 837,109.84 = 242,542.68 : x - Step 2: Convert to fraction form
558,085.74/837,109.84 = 242,542.68/x - Step 3: Cross multiply
558,085.74x = 837,109.84 × 242,542.68 - Step 4: Simplify right side
558,085.74x = 203,034,864,047.97 - Step 5: Solve for x
x = 203,034,864,047.97/558,085.74 - Step 6: Final answer
x = 363,805.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.